15 years Meiya bought a G700S, then helpless double-click, it can not stand, the earliest time there is a G500S, double-layer PCB board is really a little scared, and for 2 micro-motion, the board will be wasted, so G700S To find a way, double-layer PCB can use slot it, so Shangma Bao bought a few 2.0 double-row female seat, so that the upper PCB board can be separated and changed slightly.
1, preparation tools, 2.0 double row mother seat, 2.0 double row pin, screwdriver, electric pen, rosin, tin wire, suction welding device, multimeter, foot stick, brush.
2, remove the foot stick, remove the feet behind the five screws, all under the foot, 5 screws, do not count the wrong.
3, the brush to clean up dust and the like, not to describe cleaning dust later.
4. Remove the 4-pin socket on the upper and upper PCB boards directly.
5, completely removed.
6. Take the horizontal axis of the scroll wheel. The horizontal axis must be lifted up to pull it out. It is very important. Be careful to pull it out.
7. After the horizontal axis is taken down, the scroll wheel can be removed.
8, there are two springs in front of the wheel, this is very very important, do not get lost, importance is second only to the double PCB board.
9. Remove the 4 screws and 2 springs on the first layer PCB board.
10. Then remove the right double row solder joint, 14 holes, and remove the remaining tin.
11, pick 2 micro-motion.
12, remove the bottom four screws, and remove the double row pin, not described in detail.
13, 2.0 double row mother seat is installed on the floor.
14ã€2.0 Double-row pin is installed on the first floor board, and install micro-motion, pay attention to the details of the micro-motion in the above picture, left-click to install, do not learn me, micro-motion I will not Amway name, so as not to AD Suspected.
15, and then plug it in OK, and then posted foot stickers.
The once-and-for-all solution to the problem is that it is not easy to replace the micro PCB board with the two-layer PCB. It is convenient to put two pins and the original micro-movement.
The original micro-motion is the micro-motion of Omron 7N 20M. I don't know why it is so short-lived.
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